resorcinol

American  

[ri-zawr-suh-nawl, -nol] / rɪˈzɔr səˌnɔl, -ˌnɒl /

Also resorcin

noun

Chemistry, Pharmacology.

1. a white, needlelike, water-soluble solid, C 6 H 6 O 2 , a benzene derivative originally obtained from certain resins, now usually synthesized: used chiefly in making dyes, as a reagent, in tanning, in the synthesis of certain resins, and in medicine in treating certain skin conditions; meta-dihydroxybenzene.

---

resorcinol British  

/ rɪˈzɔːsɪˌnɒl /

noun

1. a colourless crystalline phenol with a sweet taste, used in making dyes, drugs, resins, and adhesives. Formula: C 6 H 4 (OH) 2 ; relative density: 1.27; melting pt: 111°C; boiling pt at 1 atm.: 276°C

---

Other Word Forms

• resorcinal adjective

Etymology

Origin of resorcinol

First recorded in 1880–85; res(in) + orcinol

Example Sentences

Some Direct Colours, indeed, are of little value, owing, for example, to their sensibility to acids, until they have been diazotized and developed, the usual developers being β-naphthol, resorcinol, phenol and phenylene-diamine.

From Project Gutenberg

One of these compounds, phthalic acid, is obtained from naphthalene, and the other, resorcin or resorcinol, is prepared from benzene.

From Project Gutenberg

After mixing the ointment heat it until the resorcinol crystals melt to prevent any irritation of the skin from them.

From Project Gutenberg

Further, an excellent group of coloring matters, giving fast browns and greens with copper and iron mordants respectively, is formed by naphthol green, resorcinol green, gambin, and dioxin.

From Project Gutenberg

The condensation product—prepared as described for resorcinol, but requiring higher temperature—is a brick-red powder, insoluble in water.

From Project Gutenberg